Věstník (West, Tex.), Vol. 51, No. 28, Ed. 1 Wednesday, July 10, 1963, newspaper, July 10, 1963; (https://texashistory.unt.edu/ark:/67531/metapth627027/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .